208576508

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{37813}}^1$

素因数の和:38021

約数の個数: 24

約数和(自身を含む): 419281632

約数和(自身を除く): 210705124

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2758, 5516, 37813, 75626, 151252, 264691, 529382, 1058764, 7449161, 14898322, 29796644, 52144127, 104288254, 208576508]

約数ペア:

[(1, 208576508), (2, 104288254), (4, 52144127), (7, 29796644), (14, 14898322), (28, 7449161), (197, 1058764), (394, 529382), (788, 264691), (1379, 151252), (2758, 75626), (5516, 37813)]